| Index | Swansea | Illinois | National |
| Median home price | $167,200 | $174,800 | $184,700 |
| Median rent asked | $1,057 | $925 | $949 |
| Avg. people per household | 2.3 | 2.6 | 2.6 |
| Owner occupied households | 78.7% | 66.0% | 63.6% |
| Renter occupied households | 21.3% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Floraville, IL | 30 | $0 | 100% |
| Rentchler, IL | 4 | $0 | 100% |
| Scott AFB, IL | 3,845 | $0 | 100% |
| Paderborn, IL | 65 | $0 | 100% |
| Brooklyn, IL | 428 | $31,400 | 83% |
| Swansea, IL | 14,100 | $167,200 | 9% |
| Population | Home Price | National Avg. | |
| Vail, AZ | 14,099 | $264,500 | 43% |
| Willowick, OH | 14,103 | $122,200 | 34% |
| Auburn, CA | 14,104 | $481,500 | 161% |
| Red Bluff, CA | 14,091 | $187,700 | 2% |
| Lake Wylie, SC | 14,091 | $346,100 | 87% |
| Swansea, IL | 14,100 | $167,200 | 9% |
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